Programming Fundamentals/Variables/Bash

variables.sh


#!/bin/sh

# This program converts a Fahrenheit temperature to Celsius.
#
# References:
#     https://www.mathsisfun.com/temperature-conversion.html
#     https://en.wikibooks.org/wiki/Bash_Shell_Scripting
#     http://tldp.org/HOWTO/Bash-Prog-Intro-HOWTO.html

echo -n "Enter Fahrenheit temperature: "
read fahrenheit

celsius=$(((fahrenheit-32)*5/9))

echo
echo "$fahrenheit° Fahrenheit is $celsius° Celsius"

Try It

Copy and paste the code above into one of the following free online development environments or use your own Bash compiler / interpreter / IDE.

• CodeChef
• Ideone
• paiza.IO
• repl.it
• TutorialsPoint

See Also

• Bash programming
• Wikibooks: Bash Shell Scripting
• tldp.org: BASH Programming - Introduction HOW-TO